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May 20, 2026

Will Bank Indonesia Hike Rates With Weak IDR?

FX StrategyFXRates Govt BondsEquitiesEnergyMaterials

Bank Indonesia is poised for a potential 25 bps rate hike to combat the rupiah's fall to a record low of 17,705 per dollar. Global risks including the Hormuz Strait closure and rising yields are pressuring Asian FX, particularly the IDR and KRW.

Key Takeaways

  • 1.Bank Indonesia is facing a pivotal rate decision on May 20, with a slim majority expecting a 25 bps hike to 5.00% to defend the rupiah.
  • 2.The Indonesian Rupiah (IDR) hit a record low of 17,705 per dollar due to higher global yields and the Strait of Hormuz conflict.
  • 3.Geopolitical tensions regarding the Iran conflict and Hormuz closure are keeping oil prices elevated and driving a risk-off mood in EM currencies.

Table of Contents

  • Market Highlights
  • Ahead Today
  • INDICATIVE RATES 19-May-2026
  • Disclaimer
  • CERTIFICATION
  • DISCLAIMERS
  • Legal entities and branches
  • General disclosures
  • Country and region specific disclosures

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Authors

Michael Wan

Securities

USDIDRJCIUSDJPYUSDKRWGT10 GovtNickel

Themes

EM Central Bank Defensive TighteningGeopolitical Energy RiskIntervention Watch in Developed Markets

Regions

Asia PacificMiddle EastIndonesiaJapanSouth Korea